890221728

素因数分解:

$2^5\times 3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{2917}}^1$

素因数の和:2975

約数の個数: 144

約数和(自身を含む): 2708977824

約数和(自身を除く): 1818756096

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 17, 22, 24, 32, 33, 34, 44, 48, 51, 66, 68, 88, 96, 102, 132, 136, 176, 187, 204, 264, 272, 289, 352, 374, 408, 528, 544, 561, 578, 748, 816, 867, 1056, 1122, 1156, 1496, 1632, 1734, 2244, 2312, 2917, 2992, 3179, 3468, 4488, 4624, 5834, 5984, 6358, 6936, 8751, 8976, 9248, 9537, 11668, 12716, 13872, 17502, 17952, 19074, 23336, 25432, 27744, 32087, 35004, 38148, 46672, 49589, 50864, 64174, 70008, 76296, 93344, 96261, 99178, 101728, 128348, 140016, 148767, 152592, 192522, 198356, 256696, 280032, 297534, 305184, 385044, 396712, 513392, 545479, 595068, 770088, 793424, 843013, 1026784, 1090958, 1190136, 1540176, 1586848, 1636437, 1686026, 2181916, 2380272, 2529039, 3080352, 3272874, 3372052, 4363832, 4760544, 5058078, 6545748, 6744104, 8727664, 9273143, 10116156, 13091496, 13488208, 17455328, 18546286, 20232312, 26182992, 26976416, 27819429, 37092572, 40464624, 52365984, 55638858, 74185144, 80929248, 111277716, 148370288, 222555432, 296740576, 445110864, 890221728]

約数ペア:

[(1, 890221728), (2, 445110864), (3, 296740576), (4, 222555432), (6, 148370288), (8, 111277716), (11, 80929248), (12, 74185144), (16, 55638858), (17, 52365984), (22, 40464624), (24, 37092572), (32, 27819429), (33, 26976416), (34, 26182992), (44, 20232312), (48, 18546286), (51, 17455328), (66, 13488208), (68, 13091496), (88, 10116156), (96, 9273143), (102, 8727664), (132, 6744104), (136, 6545748), (176, 5058078), (187, 4760544), (204, 4363832), (264, 3372052), (272, 3272874), (289, 3080352), (352, 2529039), (374, 2380272), (408, 2181916), (528, 1686026), (544, 1636437), (561, 1586848), (578, 1540176), (748, 1190136), (816, 1090958), (867, 1026784), (1056, 843013), (1122, 793424), (1156, 770088), (1496, 595068), (1632, 545479), (1734, 513392), (2244, 396712), (2312, 385044), (2917, 305184), (2992, 297534), (3179, 280032), (3468, 256696), (4488, 198356), (4624, 192522), (5834, 152592), (5984, 148767), (6358, 140016), (6936, 128348), (8751, 101728), (8976, 99178), (9248, 96261), (9537, 93344), (11668, 76296), (12716, 70008), (13872, 64174), (17502, 50864), (17952, 49589), (19074, 46672), (23336, 38148), (25432, 35004), (27744, 32087)]